TY  - RPRT
TI  - Relation of mineralization to calderas in the San Juan volcanic field, southwestern Colorado
AU  - Thomas A. Steven
AU  - Robert G. Luedke
AU  - Peter W. Lipman
PY  - 1974
UR  - https://pubs.usgs.gov/publication/70232457
ID  - 70232457
ER  -